# -*- coding: utf-8 -*-

# Scrapy settings for news project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://doc.scrapy.org/en/latest/topics/settings.html
#     https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://doc.scrapy.org/en/latest/topics/spider-middleware.html

BOT_NAME = 'news'

SPIDER_MODULES = ['news.spiders']
NEWSPIDER_MODULE = 'news.spiders'


# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'news (+http://www.yourdomain.com)'

# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)
#CONCURRENT_REQUESTS = 32

# Configure a delay for requests for the same website (default: 0)
# See https://doc.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
#DOWNLOAD_DELAY = 3
# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
#COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False

# Override the default request headers:
# DEFAULT_REQUEST_HEADERS = {
#   # 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
#   # 'Accept-Language': 'en',
#     # 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36',
#     # 'Referer': '',
# }

# Enable or disable spider middlewares
# See https://doc.scrapy.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = {
#    'news.middlewares.NewsSpiderMiddleware': 543,
#}

# Enable or disable downloader middlewares
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
#    'news.middlewares.NewsDownloaderMiddleware': 543,
#}

# Enable or disable extensions
# See https://doc.scrapy.org/en/latest/topics/extensions.html
#EXTENSIONS = {
#    'scrapy.extensions.telnet.TelnetConsole': None,
#}

# Configure item pipelines
# See https://doc.scrapy.org/en/latest/topics/item-pipeline.html
ITEM_PIPELINES = {
    # 'qqnews.pipelines.DatePipeline': 300,
    'news.pipelines.SavePipeline': 400,
    'news.pipelines.StandardizationPipeline': 300,  # 这个优先级一定要比存储大
}
#MONGO_HOST = 'localhost'
MONGO_HOST = 'mongo-webscraping'  # 用自建的桥连DNS解析
MONGO_PORT = 27017
# MONGO_DB = 'news'
MONGO_DB = 'test'

#REDIS_HOST = 'localhost'
REDIS_HOST = 'redis-webscraping'  # 用自建的桥连DNS解析
REDIS_PORT = 6379
REDIS_PASSWORD = None
# REDIS_KEY = 'news'
REDIS_KEY = 'test'

# 修改编码为utf-8
FEED_EXPORT_ENCODING = 'utf-8'

# 存储组存储API
SAVE_URL = 'http://115.159.3.213:8089/v1/api/new/add'

# 日志输出等级
LOG_LEVEL = 'INFO'

DOWNLOADER_MIDDLEWARES = {
    'news.middlewares.DropExistURLDownloaderMiddleware': 543,
    'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware': 100,
    'news.middlewares.Save404URLDownloaderMiddleware': 600,
    # 'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware': None
}
# Enable and configure the AutoThrottle extension (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'

